From efe6cd6c698f84fd13683511b72db2162105ec89 Mon Sep 17 00:00:00 2001
From: brianlagunas_cp <XceedBoucherS@users.noreply.github.com>
Date: Sat, 7 Jan 2012 04:38:28 +0000
Subject: [PATCH] DateTimePicker: fixed null exception when setting value to
 null.

---
 .../DateTimePicker/Implementation/DateTimePicker.cs             | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/DateTimePicker/Implementation/DateTimePicker.cs b/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/DateTimePicker/Implementation/DateTimePicker.cs
index 8f452ea5..638d50c6 100644
--- a/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/DateTimePicker/Implementation/DateTimePicker.cs
+++ b/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/DateTimePicker/Implementation/DateTimePicker.cs
@@ -124,7 +124,7 @@ namespace Microsoft.Windows.Controls
             if (_calendar != null && _calendar.SelectedDate != newValue)
             {
                 _calendar.SelectedDate = newValue;
-                _calendar.DisplayDate = newValue.Value;
+                _calendar.DisplayDate = newValue ?? DateTime.Now;
             }
 
             base.OnValueChanged(oldValue, newValue);